Dual-Power Calculator: Unleash Your Computational Potential Tired of calculators that die at the worst possible moment? Introducing the Dual-Power Calculator, your reliable companion for any calculation challenge. This innovative device boasts dual power sources – solar and battery – ensuring uninterrupted performance, whether you're in a brightly lit classroom or a dimly lit exam hall. Never miss a beat with seamless transitions between power sources. Perfect for students, professionals, and anyone who needs accurate, dependable calculations on the go. Its compact design makes it easily portable, while its comprehensive functionality covers a broad range of mathematical operations. Don't let a dead battery derail your success – choose the Dual-Power Calculator for consistent, reliable performance. UPC: 080068203384